Cert - protobufs to serialize and deserialize CertVerifierCache.

net/cert/multi_threaded_cert_verifier.cc

Index: net/cert/multi_threaded_cert_verifier.cc
diff --git a/net/cert/multi_threaded_cert_verifier.cc b/net/cert/multi_threaded_cert_verifier.cc
index 35afe371c6775d20841a62d963e7354b8e4fc41f..b82243097ef7bea550f4e42b8f814dad0d456374 100644
--- a/net/cert/multi_threaded_cert_verifier.cc
+++ b/net/cert/multi_threaded_cert_verifier.cc
@@ -503,6 +503,8 @@ MultiThreadedCertVerifier::RequestParams::RequestParams(
 MultiThreadedCertVerifier::RequestParams::RequestParams(
     const RequestParams& other) = default;
 
+MultiThreadedCertVerifier::RequestParams::RequestParams() {}
+
 MultiThreadedCertVerifier::RequestParams::~RequestParams() {}
 
 bool MultiThreadedCertVerifier::RequestParams::operator<(
@@ -525,6 +527,13 @@ bool MultiThreadedCertVerifier::JobComparator::operator()(
   return job1->key() < job2->key();
 }
 
+MultiThreadedCertVerifier::CertVerifierCacheIterator::CertVerifierCacheIterator(
+    const MultiThreadedCertVerifier& verifier)
+    : iterator_(verifier.cache_) {}
+
+MultiThreadedCertVerifier::CertVerifierCacheIterator::
+    ~CertVerifierCacheIterator() {}
+
 void MultiThreadedCertVerifier::SaveResultToCache(const RequestParams& key,
                                                   const CachedResult& result) {
   DCHECK(CalledOnValidThread());